Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhung su de snippets" » "nhung quy de snippets", "nhung cau de snippets", "nhung mau de snippets", "nhung sau de snippets", "nhung shu de snippets", "nhung su det snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("nhung su de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung su de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung su de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung su de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.